![How can I insulate kitchen vent to prevent cold air blowing through all the time? - Home Improvement Stack Exchange How can I insulate kitchen vent to prevent cold air blowing through all the time? - Home Improvement Stack Exchange](https://i.stack.imgur.com/SKUMHm.jpg)
How can I insulate kitchen vent to prevent cold air blowing through all the time? - Home Improvement Stack Exchange
![Is there a hacky or DIY way to block this vent? I keep the place well ventilated to prevent moulds, but these vents are just letting in cold air like crazy causing Is there a hacky or DIY way to block this vent? I keep the place well ventilated to prevent moulds, but these vents are just letting in cold air like crazy causing](https://external-preview.redd.it/9pYFKWRn6KzNYMZ-xae98Thfogjyg66dyjMYU_O99EI.jpg?auto=webp&s=6f70bcad14aad450754e032e807f071d0587264f)
Is there a hacky or DIY way to block this vent? I keep the place well ventilated to prevent moulds, but these vents are just letting in cold air like crazy causing
![Prevent cold air from entering through home exhaust fan ducting using back draught shutter - YouTube Prevent cold air from entering through home exhaust fan ducting using back draught shutter - YouTube](https://i.ytimg.com/vi/75b427u9Oa8/mqdefault.jpg)
Prevent cold air from entering through home exhaust fan ducting using back draught shutter - YouTube
![There's a lot of cold air coming in through those grates at the top of the extractor fan column. Can I remove the metal cover to fill in all gaps and make There's a lot of cold air coming in through those grates at the top of the extractor fan column. Can I remove the metal cover to fill in all gaps and make](https://preview.redd.it/theres-a-lot-of-cold-air-coming-in-through-those-grates-at-v0-u1i09ua39a6a1.jpg?auto=webp&s=cb9dc9702642ebfc976853be8d37b213c5fdb1cc)